This is an annotated bibliography of references to cycad toxicity. It provides a selection pertinent to the developing reputation of cycads for producing neurotoxic effects when fed or applied to man or beast. The references ...

Bidens campylotheca ssp. waihoiensis St. John is described as new. It is most closely related to B. c. ssp. pentamera (Sherff) Ganders & Nagata which also occurs on East Maui. The new taxon was considered a hybrid between ...